Westland Cacti and Succulent Potting Compost Mix contains just the right level of nutrients with added grit and sand for excellent drainage. This free draining mix encourages optimum root development vital to the successful cultivation of all cacti and succulent plants. This product also contains SERAMIS clay granules that work by absorbing water and releasing it back to the plant when needed for optimum water and nutrient availability. Finally, this product also contains grit and sand that provide optimum drainage enabling good strong root development resulting in a all round healthier plant.WARNINGThis product is principally composed or organic materials and naturally contains a range of micro-organisms. Most are benign but some may very rarely cause problems in susceptible people, particularly if inhaled. To minimise risk when handling we recommend: Use in a well ventilated area and avoid breathing in dust, do not tear open bag. Use scissors or similar to cut open. Always wear robust gloves when gardening and then wash hands after use, particularly before eating drinking or smoking. Keep packaging away from from babies and children to avoid dangers of suffocation. In case of adverse reaction seek medical assistance immediately. Store in a cool dry place away from heat and direct sunlight, reseal after use. Take care when lifting.